document.write( "Question 250802: Solve the system?
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document.write( "1. y^2+x^2=61
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document.write( " -x+y=1 \n" );
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Algebra.Com's Answer #184409 by edjones(8007)![]() ![]() You can put this solution on YOUR website! y^2+x^2=61 \n" ); document.write( " -x+y=1 \n" ); document.write( ". \n" ); document.write( "y=x+1 \n" ); document.write( "(x+1)^2+x^2=61 \n" ); document.write( "x^2+2x+1+x^2=61 \n" ); document.write( "2x^2+2x-60=0 \n" ); document.write( "x^2+x-30=0 \n" ); document.write( "(x+6)(x-5)=0 \n" ); document.write( "x=-6, y=-5 \n" ); document.write( "x=5, y=6 \n" ); document.write( ". \n" ); document.write( "Ed \n" ); document.write( " |